Curling iron



FIG. 1 is a perspective view of a curling iron according to the present invention;

FIG. 2 is a right side view of the curling iron of FIG. 1;

FIG. 3 is a left side view of the curling iron of FIG. 1;

FIG. 4 is a top view of the curling iron of FIG. 1;

FIG. 5 is a bottom view of the curling iron of FIG. 1;

FIG. 6 is a front end view of the curling iron of FIG. 1; and,

FIG. 7 is a rear end view of the curling iron of FIG. 1.

The element shown in broken line in FIGS. 2 and 3 is for illustrative purposes only; and forms no part of the claimed design. 

The ornamental design for the curling iron, as shown and described in the accompanying figures. 